1640904960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{751}}^1$

素因数の和:1344

約数の個数: 144

約数和(自身を含む): 5256840960

約数和(自身を除く): 3615936000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 569, 640, 751, 768, 960, 1138, 1280, 1502, 1707, 1920, 2253, 2276, 2845, 3004, 3414, 3755, 3840, 4506, 4552, 5690, 6008, 6828, 7510, 8535, 9012, 9104, 11265, 11380, 12016, 13656, 15020, 17070, 18024, 18208, 22530, 22760, 24032, 27312, 30040, 34140, 36048, 36416, 45060, 45520, 48064, 54624, 60080, 68280, 72096, 72832, 90120, 91040, 96128, 109248, 120160, 136560, 144192, 145664, 180240, 182080, 192256, 218496, 240320, 273120, 288384, 360480, 364160, 427319, 436992, 480640, 546240, 576768, 720960, 728320, 854638, 961280, 1092480, 1281957, 1441920, 1709276, 2136595, 2184960, 2563914, 2883840, 3418552, 4273190, 5127828, 6409785, 6837104, 8546380, 10255656, 12819570, 13674208, 17092760, 20511312, 25639140, 27348416, 34185520, 41022624, 51278280, 54696832, 68371040, 82045248, 102556560, 109393664, 136742080, 164090496, 205113120, 273484160, 328180992, 410226240, 546968320, 820452480, 1640904960]

約数ペア:

[(1, 1640904960), (2, 820452480), (3, 546968320), (4, 410226240), (5, 328180992), (6, 273484160), (8, 205113120), (10, 164090496), (12, 136742080), (15, 109393664), (16, 102556560), (20, 82045248), (24, 68371040), (30, 54696832), (32, 51278280), (40, 41022624), (48, 34185520), (60, 27348416), (64, 25639140), (80, 20511312), (96, 17092760), (120, 13674208), (128, 12819570), (160, 10255656), (192, 8546380), (240, 6837104), (256, 6409785), (320, 5127828), (384, 4273190), (480, 3418552), (569, 2883840), (640, 2563914), (751, 2184960), (768, 2136595), (960, 1709276), (1138, 1441920), (1280, 1281957), (1502, 1092480), (1707, 961280), (1920, 854638), (2253, 728320), (2276, 720960), (2845, 576768), (3004, 546240), (3414, 480640), (3755, 436992), (3840, 427319), (4506, 364160), (4552, 360480), (5690, 288384), (6008, 273120), (6828, 240320), (7510, 218496), (8535, 192256), (9012, 182080), (9104, 180240), (11265, 145664), (11380, 144192), (12016, 136560), (13656, 120160), (15020, 109248), (17070, 96128), (18024, 91040), (18208, 90120), (22530, 72832), (22760, 72096), (24032, 68280), (27312, 60080), (30040, 54624), (34140, 48064), (36048, 45520), (36416, 45060)]